Espinoza Rodríguez, I. J. ., A. Frisch Jordán, and F. Noriega Betancourt. “Humpback Whales in Banderas Bay, Mexico: Relative Abundance and Temporal Patterns Between 2004 and 2017”. Latin American Journal of Aquatic Mammals, vol. 16, no. 1, Nov. 2021, pp. 33-39, doi:10.5597/lajam00269.